Black Thermite 3.5in Blk Oxide Blade Flipper - May be used on either manual or assisted opening knives. Frame Lock - A portion of the handle (the knife frame) moves behind the blade to lock it. Handle Material:G-10 Weight: 4.9 oz. Quad-carry - The user may position the pocketclip for tip-up or tip-down, left- or right-handed. SpeedSafe - Assists you to open any SpeedSafe knife quickly and easily with a manual push.